Home / 6,325.46-9,489.60-1,943.36

Finding the Fourth Proportional to 6,325.46, 9,489.60 and 1,943.36

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Solution

The fourth proportional to 6,325.46, 9,489.60 and 1,943.36 is: 2,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.46 : 9,489.60 = 1,943.36 : x
  2. Step 2: Convert to fraction form
    6,325.46/9,489.60 = 1,943.36/x
  3. Step 3: Cross multiply
    6,325.46x = 9,489.60 × 1,943.36
  4. Step 4: Simplify right side
    6,325.46x = 18,441,661.61
  5. Step 5: Solve for x
    x = 18,441,661.61/6,325.46
  6. Step 6: Final answer
    x = 2,915.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.